mcv-rs 0.1.0

MCV computer-vision primitives
Documentation 
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use thiserror::Error;

pub type Result<T> = std::result::Result<T, McvError>;

#[derive(Debug, Error)]
pub enum McvError {
    #[cfg(feature = "opencv")]
    #[error("OpenCV error: {0}")]
    OpenCv(#[from] opencv::Error),
    #[error("I/O error: {0}")]
    Io(#[from] std::io::Error),
    #[error("invalid image: {0}")]
    InvalidImage(String),
    #[error("invalid ROI: {0}")]
    InvalidRoi(String),
    #[error("invalid threshold {0}; expected [0, 1]")]
    InvalidThreshold(f64),
    #[error("invalid color: {0}")]
    InvalidColor(String),
    #[error("max_count must be positive")]
    InvalidMaxCount,
    #[cfg(feature = "ocr")]
    #[error("OCR error: {0}")]
    Ocr(String),
    #[cfg(feature = "ocr")]
    #[error("missing OCR model file: {0}")]
    MissingOcrModel(String),
    #[cfg(feature = "ocr")]
    #[error("default OCR models are not configured; call set_default_ocr_models first")]
    MissingDefaultOcrModels,
    #[cfg(feature = "ocr")]
    #[error("thread_count must be positive")]
    InvalidThreadCount,
    #[cfg(feature = "image-crate")]
    #[error("image decode error: {0}")]
    Image(#[from] image::ImageError),
}